CN206293365U - A kind of energy-saving resistance-capacitance depressurization relay drive circuit - Google Patents
A kind of energy-saving resistance-capacitance depressurization relay drive circuit Download PDFInfo
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- CN206293365U CN206293365U CN201621477903.XU CN201621477903U CN206293365U CN 206293365 U CN206293365 U CN 206293365U CN 201621477903 U CN201621477903 U CN 201621477903U CN 206293365 U CN206293365 U CN 206293365U
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- relay
- circuit
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- power supply
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- 238000001914 filtration Methods 0.000 claims abstract description 6
- 230000005611 electricity Effects 0.000 claims description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 4
- 239000003990 capacitor Substances 0.000 claims description 4
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses a kind of energy-saving resistance-capacitance depressurization relay drive circuit, including relay power supply circuit and voltage input power supply circuit, on-off circuit, AC power provides working power, i.e. voltage input power supply circuit after leading up to rectifying and wave-filtering to provide the voltage input of control signal to relay；All the way by rectifying and wave-filtering for relay coil provides working power, i.e. relay power supply circuit；The controlled source control of on-off circuit, shut-off and closure by the control signal and then control relay of voltage input.The power supply circuit of voltage input and relay, two-way power supply is independently arranged, and is independent of each other, and to reduce stand-by power consumption, solves the problems, such as that the stand-by power consumption of resistance-capacitance depressurization control relay circuit is high, reduces circuit design cost, improves the service life of circuit.
Description
Technical field
The utility model is related to electronic switch field, more particularly, to a kind of energy-saving resistance-capacitance depressurization relay driving electricity
Road.
Background technology
In current electronic switch field, major part employs the power source design of resistance-capacitance depressurization, and the program has circuit theory
Simply, the advantage of low cost；Electronic switch is opened or closed using Control, is a kind of conventional control device, conventional at present
Control relay circuit often use control power supply and powered offer electric energy to relay coil, and with single-chip microcomputer as representative
Voltage input output to the control signal of relay, but in such technology, there is also some shortcomings, for example：No matter relay
Whether device works, and the voltage-regulator diode in power circuit can be constantly in working condition, and in holding state, stand-by power consumption is suitable
Height, it is difficult to meet requirement of the stand-by power consumption less than 0.3W.
Utility model content
The utility model provides a kind of energy-saving resistance-capacitance depressurization relay drive circuit, is used to solve prior art to consume energy
Big problem.
In order to solve the above technical problems, the technical scheme that the utility model is used is：A kind of energy-saving resistance-capacitance depressurization after
Electrical apparatus driving circuit, including independent relay power supply circuit and voltage input power supply circuit, the relay power supply circuit input
End connection AC power, exports DC voltage for relay is supplied after accessing current rectifying and wave filtering circuit after capacitance-resistance voltage reduction circuit is depressured
Electricity.
Preferably, the voltage input power supply circuit bag is sequentially connected commutation diode D1, resistance R3, voltage-regulator diode
Z1, commutation diode D1 positive pole incoming transport power supplys, voltage-regulator diode Z1 two ends are parallel with filter capacitor C2.
Preferably, the capacitance-resistance voltage reduction circuit includes the electric capacity C1 and resistance R2 in parallel with electric capacity C1.
Preferably, also including the on-off circuit of controlled source control, the on-off circuit includes triode Q1, triode Q1
The connection voltage input that base stage passes through resistance R4, collector connection relay feeder ear, grounded emitter.
Preferably, also including being parallel to the discharge diode at relay two ends.
Preferably, also including the on-off circuit of controlled source control, the on-off circuit includes controllable silicon Q1 ', its control
End connection voltage input, positive pole connection relay feeder ear, negative pole ground connection.
Compared with prior art, the utility model has the advantages that：In the utility model by relay power with
Control source is powered and be separately independently arranged, and capacitance-resistance voltage reduction circuit is used in relay power supply circuit, does not have voltage-regulator diode；
Voltage input is powered and is exported using after diode and voltage-stabiliser tube rectifying and voltage-stabilizing, and in the standby state, relay power supply circuit is not consumed
Electric energy, drops to circuit power consumption very low, solves the problems, such as that the stand-by power consumption of resistance-capacitance depressurization control relay circuit is high, makes standby work(
Consumption index can meet international standards, while circuit design cost can be reduced, improve circuit service life.
Brief description of the drawings
Fig. 1 is the utility model first embodiment schematic diagram；
Fig. 2 is the utility model second embodiment schematic diagram.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawings and examples.
As shown in Figure 1, it is the embodiment 1 of the energy-saving resistance-capacitance depressurization relay drive circuit.The circuit include after
Electric power supply circuit, voltage input power supply circuit and on-off circuit.The circuit is powered by AC power, and AC power is first by protecting
It is divided into two-way after dangerous silk F1, antisurge resistance R1.Lead up to after rectifying and wave-filtering to provide the control of control signal to relay
Source provides working power, i.e. voltage input power supply circuit；All the way by rectifying and wave-filtering for relay coil provides working power, i.e., after
Electric power supply circuit.The control of on-off circuit controlled source, by the shut-off of the control signal and then control relay of voltage input and
Closure.The power supply circuit of voltage input and relay, two-way power supply is independently arranged, and is independent of each other, to reduce stand-by power consumption.
In the present embodiment, voltage input power supply circuit includes the halfwave rectifier diode D1, resistance R3, the voltage stabilizing two that are sequentially connected in series
Level pipe Z1, DC voltage VCC is exported for voltage input is powered by voltage-regulator diode Z1 voltage stabilizings end, and voltage input is generally the intelligence such as single-chip microcomputer
Can control chip.Relay power supply circuit includes the capacitance-resistance voltage reduction circuit and rectifier bridge of resistance R2 and electric capacity the C1 composition of parallel connection,
AC power by after fuse F1, antisurge resistance R1, then by capacitance-resistance voltage reduction circuit input rectifying bridge, by rectifier bridge rectification
Direct current is exported afterwards for relay RL1 powers, and the two poles of the earth of the relay RL1 coils are also connected with sustained diode 2.Switch electricity
Road includes triode Q1, and the colelctor electrode of triode Q1 is connected with relay RL1 coils one end, and the base stage of triode Q1 passes through resistance
R4 connects voltage input, the grounded emitter of triode Q1.Electric capacity C3 is the filter capacitor after rectifier bridge BR1 rectifications, is relay
The continuous operating voltage that RL1 provides stabilization makes relay steady operation.Control source signal is input into by one end of resistance R4, is driven
The on or off of dynamic triode Q1, so that control relay RL1 works.Embodiment as shown in Figure 2, itself and embodiment 1
Difference is：The switching device that the drive circuit breaker in middle circuit is used is different, and the present embodiment breaker in middle device is using controllable
Silicon Q1 ', its control end connection voltage input, positive pole connection relay feeder ear, negative pole ground connection.Now, filter capacitor C3 is connected to
The two poles of the earth of relay RL1 coils, make relay coil working power stabilization, meanwhile, electric capacity C3 pulsed discharges can prevent controllable silicon
In zero-crossing of alternating current shut-off, its control end connects connection control circuit, receives control signal and then control relay by resistance R4
The shut-off of contact and closure.This connected mode electric capacity uses conventional capacitive, without high pressure resistant electric capacity, with cost-effective.
The circuit other structures of the present embodiment are identical with embodiment one, do not repeat herein.
Embodiment described above only expresses preferred embodiment of the present utility model, and its description is more specific and detailed,
But the limitation to the utility model the scope of the claims therefore can not be interpreted as, as long as using equivalent or the shape of equivalent transformation
The technical scheme that formula is obtained, all should fall within protection domain of the present utility model.
Claims (6)
1. a kind of energy-saving resistance-capacitance depressurization relay drive circuit, it is characterised in that：Including independent relay power supply circuit and
Voltage input power supply circuit, the relay power supply circuit input connects AC power, is depressured by capacitance-resistance voltage reduction circuit and is followed by
DC voltage is exported for relay is powered after entering current rectifying and wave filtering circuit.
2. energy-saving resistance-capacitance depressurization relay drive circuit according to claim 1, it is characterised in that：The voltage input is powered
Commutation diode D1, resistance R3, voltage-regulator diode Z1 that circuit bag is sequentially connected, commutation diode D1 positive poles incoming transport electricity
Source, voltage-regulator diode Z1 two ends are parallel with filter capacitor C2.
3. energy-saving resistance-capacitance depressurization relay drive circuit according to claim 1, it is characterised in that：The resistance-capacitance depressurization electricity
Road includes the electric capacity C1 and resistance R2 in parallel with electric capacity C1.
4. energy-saving resistance-capacitance depressurization relay drive circuit according to claim 1, it is characterised in that：Also include controlled source
The on-off circuit of control, the on-off circuit includes triode Q1, the connection voltage input that triode Q1 base stages pass through resistance R4, collection
Electrode connects relay feeder ear, grounded emitter.
5. energy-saving resistance-capacitance depressurization relay drive circuit according to claim 1, it is characterised in that：Also include be parallel to after
The discharge diode at electrical equipment two ends.
6. energy-saving resistance-capacitance depressurization relay drive circuit according to claim 1, it is characterised in that：Also include controlled source
The on-off circuit of control, the on-off circuit includes controllable silicon Q1 ', and its control end connection voltage input, positive pole connection relay is supplied
Electric end, negative pole ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621477903.XU CN206293365U (en) | 2016-12-30 | 2016-12-30 | A kind of energy-saving resistance-capacitance depressurization relay drive circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621477903.XU CN206293365U (en) | 2016-12-30 | 2016-12-30 | A kind of energy-saving resistance-capacitance depressurization relay drive circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206293365U true CN206293365U (en) | 2017-06-30 |
Family
ID=59097250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621477903.XU Expired - Fee Related CN206293365U (en) | 2016-12-30 | 2016-12-30 | A kind of energy-saving resistance-capacitance depressurization relay drive circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206293365U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106783401A (en) * | 2016-12-30 | 2017-05-31 | 陆正平 | A kind of energy-saving resistance-capacitance depressurization relay drive circuit |
| CN108447735A (en) * | 2018-05-10 | 2018-08-24 | 浙江英洛华新能源科技有限公司 | Anti- capacitive load impact two-way high voltage control component and its closure control method |
| CN110063670A (en) * | 2019-04-26 | 2019-07-30 | 深圳和而泰小家电智能科技有限公司 | A kind of motor safety circuit and blender |
-
2016
- 2016-12-30 CN CN201621477903.XU patent/CN206293365U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106783401A (en) * | 2016-12-30 | 2017-05-31 | 陆正平 | A kind of energy-saving resistance-capacitance depressurization relay drive circuit |
| CN108447735A (en) * | 2018-05-10 | 2018-08-24 | 浙江英洛华新能源科技有限公司 | Anti- capacitive load impact two-way high voltage control component and its closure control method |
| CN108447735B (en) * | 2018-05-10 | 2023-11-07 | 浙江英洛华新能源科技有限公司 | Capacitive load impact resistant double-path high-voltage control assembly and closing control method thereof |
| CN110063670A (en) * | 2019-04-26 | 2019-07-30 | 深圳和而泰小家电智能科技有限公司 | A kind of motor safety circuit and blender |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170630 |